After receiving the signal of the height of objects, stepping motor for rotating lens will be drived to a suitable location.
该系统接收到物体高度信号后，驱动步进电机进行CCD镜头聚焦。
After receiving the signal of the height of objects, stepping motor for rotating lens will be drived to a suitable location.
该系统接收到物体高度信号后，驱动步进电机进行CCD镜头聚焦。
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